(19)

(11)

EP 2 964 726 A1

(12)

(43) Date of publication: 13.01.2016 Bulletin 2016/02 (21) Application number: 13802858.4 (22) Date of filing: 21.10.2013

(51) International Patent Classification (IPC):  C10B 47/46(2006.01) C10B 47/06(2006.01) (86) International application number: PCT/CZ2013/000133 (87) International publication number: WO 2015/032367 (12.03.2015 Gazette 2015/10)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 04.09.2013 CZ 20130677 (71) Applicant: HEDVIGA GROUP, A.S. 738 01 Mistek, Frydek-Mistek (CZ)	(72) Inventors: CUBER, Petr 736 01 Haví ov- ivotice (CZ) PULLMANOVÁ, Monika 739 32 Vratimov (CZ) (74) Representative: Rylkova, Iva  Polska 1525 CZ-708 00 Ostrava-Poruba CZ-708 00 Ostrava-Poruba (CZ)